GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports for Winters 1899 - 1970 Site No. 084, Approximate Location: 46.41 N. Latitude, 86.64 W. Longitude Site Name Munising Harbor on Lake Superior ---------------------------------------------------------------------------------------------------------- Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information ---------------------------------------------------------------------------------------------------------- 1903 3 17 18 -1 -1 -1 -1 -1 -1 -1 026.TIF 1903 3 31 16 -1 -1 -1 -1 -1 -1 -1 028.TIF 1904 3 1 24 -1 SO -1 -1 -1 -1 -1 -1 029.TIF 1904 4 12 24 28 NC -1 -1 -1 -1 -1 -1 035.TIF 1904 4 19 -1 -1 NC -1 -1 SO -1 -1 -1 -1 036.TIF 1904 4 26 -1 -1 SO -1 -1 -1 -1 -1 -1 037.TIF 1904 4 30 -1 -1 RT -1 -1 -1 -1 -1 -1 038.TIF 1905 3 14 18 -1 -1 -1 -1 -1 -1 -1 040.TIF 1905 3 21 18 -1 -1 -1 -1 -1 -1 -1 041.TIF 1906 3 13 16 -1 SO -1 -1 -1 -1 -1 -1 046.TIF 1906 4 3 -1 -1 IP -1 -1 -1 -1 -1 -1 049.TIF 1907 3 5 12 -1 -1 -1 -1 -1 -1 -1 051.TIF 1907 3 19 16 -1 -1 -1 -1 -1 -1 -1 053.TIF 1907 4 2 12 -1 RT -1 -1 -1 -1 -1 -1 055.TIF 1908 3 31 20 -1 SO -1 -1 -1 -1 -1 -1 524.TIF 1908 4 7 22 -1 -1 -1 -1 -1 -1 -1 061.TIF 1908 4 14 15 -1 -1 -1 -1 -1 -1 -1 062.TIF 1910 3 1 16 -1 -1 -1 -1 -1 -1 -1 071.TIF 1910 3 8 10 -1 SC -1 -1 -1 -1 -1 -1 072.TIF 1910 3 15 8 -1 SC 10 -1 SL -1 -1 -1 -1 073.TIF 1910 3 22 8 -1 -1 -1 -1 -1 -1 -1 074.TIF 1910 3 29 8 -1 -1 -1 -1 -1 -1 -1 075.TIF 1911 3 14 18 -1 -1 -1 -1 -1 -1 -1 078.TIF 1911 3 21 18 -1 SO -1 -1 NC -1 -1 -1 -1 079.TIF 1911 3 28 10 -1 -1 -1 -1 -1 -1 -1 080.TIF 1911 4 4 12 -1 IN -1 -1 -1 -1 -1 -1 081.TIF 1912 3 12 22 -1 -1 -1 -1 -1 -1 -1 083.TIF 1912 3 19 22 -1 NC -1 -1 -1 -1 -1 -1 084.TIF 1912 3 26 22 -1 SC -1 -1 -1 -1 -1 -1 085.TIF 1912 4 2 22 -1 NC -1 -1 -1 -1 -1 -1 086.TIF 1912 4 9 20 -1 -1 -1 -1 -1 -1 -1 087.TIF 1912 4 16 20 -1 NC -1 -1 -1 -1 -1 -1 088.TIF 1912 4 23 18 -1 RT -1 -1 -1 -1 -1 -1 089.TIF 1913 3 18 20 -1 -1 -1 -1 -1 -1 -1 092.TIF 1913 3 25 20 -1 -1 -1 -1 -1 -1 -1 093.TIF 1913 4 1 20 -1 SC -1 -1 -1 -1 -1 -1 094.TIF 1913 4 8 15 -1 SC 12 -1 SL -1 -1 -1 -1 095.TIF 1913 4 15 12 -1 SL -1 -1 -1 -1 -1 -1 096.TIF 1914 3 3 16 -1 -1 -1 -1 -1 -1 -1 098.TIF 1914 3 10 16 -1 -1 -1 -1 -1 -1 -1 099.TIF 1914 3 17 16 -1 WT -1 -1 -1 -1 -1 -1 100.TIF 1914 4 7 10 -1 RT -1 -1 -1 -1 -1 -1 103.TIF 1914 4 21 8 -1 RT -1 -1 -1 -1 -1 -1 105.TIF 1915 3 16 18 -1 SC 6 -1 RT -1 -1 -1 -1 107.TIF 1915 3 23 18 -1 -1 -1 -1 -1 -1 -1 108.TIF 1915 3 30 18 -1 -1 -1 -1 -1 -1 -1 109.TIF 1916 3 7 24 -1 -1 -1 -1 -1 -1 -1 113.TIF 1916 3 14 24 -1 NC -1 -1 -1 -1 -1 -1 114.TIF 1916 4 4 26 -1 WT -1 -1 -1 -1 -1 -1 117.TIF 1916 4 11 26 -1 SO -1 -1 WT -1 -1 -1 -1 118.TIF 1916 4 18 19 -1 SO -1 -1 WT 3 -1 -1 -1 119.TIF 1917 4 3 28 -1 WT -1 -1 -1 -1 -1 -1 124.TIF 1918 3 12 22 -1 -1 -1 -1 -1 -1 -1 129.TIF 1918 4 16 19 -1 -1 -1 -1 -1 -1 -1 134.TIF 1918 4 23 10 -1 -1 -1 -1 -1 -1 -1 135.TIF 1919 3 18 12 -1 PI -1 -1 -1 -1 -1 -1 138.TIF 1920 3 30 16 -1 RT -1 -1 -1 -1 -1 -1 143.TIF 1933 3 7 20 -1 -1 -1 -1 -1 -1 -1 220.TIF 1933 3 28 24 -1 -1 -1 -1 -1 -1 -1 223.TIF 1933 4 11 20 -1 -1 -1 -1 -1 -1 -1 225.TIF 1934 4 24 18 24 -1 -1 -1 -1 -1 -1 235.TIF 1935 3 5 11 -1 -1 -1 -1 -1 -1 -1 237.TIF 1938 3 28 9 -1 -1 -1 -1 -1 -1 -1 264.TIF 1938 4 11 -1 -1 IP -1 -1 -1 -1 -1 -1 266.TIF 1939 5 1 -1 -1 IP -1 -1 -1 -1 -1 -1 276.TIF 1941 3 3 10 -1 -1 -1 -1 -1 -1 -1 285.TIF 1941 3 10 15 -1 -1 -1 -1 -1 -1 -1 286.TIF 1941 3 17 12 -1 -1 -1 -1 -1 -1 -1 287.TIF 1941 3 24 15 -1 -1 -1 -1 -1 -1 -1 288.TIF 1941 4 7 12 -1 RT -1 -1 -1 -1 -1 -1 290.TIF 1941 4 14 -1 -1 NS -1 -1 -1 -1 -1 -1 291.TIF 1942 3 16 16 -1 -1 -1 -1 -1 -1 -1 293.TIF 1942 3 23 12 16 -1 -1 -1 -1 -1 -1 294.TIF 1942 4 6 2 4 -1 -1 -1 -1 -1 -1 296.TIF 1943 4 12 12 -1 -1 -1 -1 -1 -1 -1 304.TIF 1944 3 13 15 -1 -1 -1 -1 -1 -1 -1 309.TIF 1944 3 20 15 18 -1 -1 -1 -1 -1 -1 310.TIF 1944 4 17 8 12 IP -1 -1 BV -1 -1 -1 -1 314.TIF BOTH ENTRANCES 1947 3 3 18 24 -1 -1 -1 -1 -1 -1 326.TIF 1947 3 10 18 30 -1 -1 -1 -1 -1 -1 327.TIF 1947 3 17 18 30 -1 -1 -1 -1 -1 -1 328.TIF 1947 3 24 18 30 -1 -1 -1 -1 -1 -1 329.TIF 1947 4 7 10 24 RT -1 -1 -1 -1 -1 -1 331.TIF 1948 3 1 10 24 -1 -1 -1 -1 -1 -1 334.TIF 1948 3 15 10 24 SO -1 -1 BV -1 -1 -1 -1 336.TIF 1948 3 22 10 24 -1 -1 -1 -1 -1 -1 337.TIF 1948 3 29 6 18 RT -1 -1 -1 -1 -1 -1 338.TIF 1949 3 7 12 -1 -1 -1 -1 -1 -1 -1 341.TIF TO 8Mi OUT 1949 3 14 10 12 -1 -1 -1 -1 -1 -1 343.TIF 1949 3 21 12 14 SO -1 -1 SC -1 -1 -1 -1 345.TIF 1949 3 28 12 14 -1 -1 -1 -1 -1 -1 347.TIF 1950 2 16 4 18 -1 -1 -1 -1 -1 -1 348.TIF TO BEYOND GRAND ISLAND 1950 3 13 14 19 IP -1 -1 BV -1 -1 -1 -1 351.TIF 1950 3 27 24 -1 RT -1 -1 -1 -1 -1 -1 353.TIF 1950 4 3 20 -1 -1 -1 -1 -1 -1 -1 354.TIF 1950 4 10 18 24 IP -1 -1 BV -1 -1 -1 -1 355.TIF 1950 4 17 18 24 SL -1 -1 -1 -1 -1 -1 356.TIF 1950 4 24 18 -1 -1 -1 -1 -1 -1 -1 357.TIF 1950 5 1 10 12 -1 -1 -1 -1 -1 -1 358.TIF 1951 2 26 11 -1 RT -1 -1 -1 -1 -1 -1 359.TIF 1951 3 19 16 -1 -1 -1 -1 -1 -1 -1 362.TIF 1951 3 26 14 16 SO -1 -1 -1 -1 -1 -1 363.TIF 1951 4 2 10 15 WT -1 -1 -1 -1 -1 -1 364.TIF 1951 4 9 12 14 RT -1 -1 SL -1 -1 -1 -1 365.TIF 1951 4 16 10 12 RT -1 -1 SL -1 -1 WT -1 -1 366.TIF 1952 3 3 10 16 -1 -1 -1 -1 -1 -1 368.TIF 1952 3 17 14 18 -1 -1 -1 -1 -1 -1 370.TIF 1952 3 24 16 18 RT -1 -1 -1 -1 -1 -1 371.TIF 1952 3 31 16 18 SC -1 -1 WT -1 -1 -1 -1 372.TIF 1952 4 7 10 12 RT -1 -1 -1 -1 -1 -1 373.TIF 1953 3 2 8 12 -1 -1 -1 -1 -1 -1 528.TIF TO SAND POINT & WOOD ISLAND 1953 3 9 10 12 SC -1 -1 -1 -1 -1 -1 376.TIF 1953 3 16 10 14 RT -1 -1 -1 -1 -1 -1 378.TIF INTO EAST & WEST CHANNELS 1953 3 23 10 12 -1 -1 -1 -1 -1 -1 379.TIF TO WOOD ISLAND 1954 3 15 10 12 SC -1 -1 -1 -1 -1 -1 383.TIF 1954 3 22 10 12 -1 -1 -1 -1 -1 -1 384.TIF 1954 4 5 10 14 -1 -1 -1 -1 -1 -1 386.TIF 1954 4 12 14 -1 -1 -1 -1 -1 -1 -1 387.TIF 1956 2 27 8 -1 -1 -1 -1 -1 -1 -1 397.TIF 1956 3 5 8 9 -1 -1 -1 -1 -1 -1 399.TIF 1956 3 12 9 -1 -1 -1 -1 -1 -1 -1 401.TIF 1956 3 19 9 -1 -1 -1 -1 -1 -1 -1 402.TIF 1956 3 26 9 10 -1 -1 -1 -1 -1 -1 403.TIF 1956 4 2 9 10 -1 -1 -1 -1 -1 -1 404.TIF 1956 4 9 8 9 SL -1 -1 RT -1 -1 -1 -1 405.TIF TO SAND POINT 1956 4 16 4 6 RT -1 -1 -1 -1 -1 -1 406.TIF INNER HARBOR 1957 3 11 18 20 SC 4 -1 -1 -1 -1 -1 411.TIF 1957 3 25 16 20 SO -1 -1 CL -1 -1 WI -1 -1 413.TIF 1957 4 1 16 20 IP -1 -1 BV -1 -1 -1 -1 414.TIF 1959 3 2 18 30 IP -1 -1 BV -1 -1 -1 -1 424.TIF 1959 3 9 18 30 -1 -1 -1 -1 -1 -1 425.TIF 1959 3 23 18 30 FD -1 -1 BV -1 -1 -1 -1 427.TIF 1959 3 30 18 30 FD -1 -1 SC -1 -1 BV -1 -1 429.TIF 1959 4 6 12 24 SL 4 6 -1 -1 -1 -1 430.TIF 1959 4 20 10 18 RT -1 -1 BK -1 -1 -1 -1 432.TIF 1959 4 27 8 12 -1 -1 -1 -1 -1 -1 433.TIF 1960 2 29 11 16 -1 -1 -1 -1 -1 -1 522.TIF 1960 3 7 11 16 -1 -1 -1 -1 -1 -1 434.TIF 1960 3 14 11 16 -1 -1 -1 -1 -1 -1 435.TIF 1960 3 21 11 16 -1 -1 -1 -1 -1 -1 436.TIF 1960 3 28 11 16 -1 -1 -1 -1 -1 -1 437.TIF 1960 4 4 11 16 -1 -1 -1 -1 -1 -1 438.TIF 1961 3 6 14 -1 SO -1 -1 CL -1 -1 SL -1 -1 441.TIF 1961 3 13 18 -1 SL -1 -1 SC -1 -1 -1 -1 442.TIF 1961 3 20 22 -1 -1 -1 -1 -1 -1 -1 443.TIF 1961 3 27 22 -1 -1 -1 -1 -1 -1 -1 444.TIF 1961 4 3 16 -1 -1 -1 -1 -1 -1 -1 445.TIF 1962 2 26 18 20 SO -1 -1 -1 -1 -1 -1 447.TIF 1962 3 5 18 20 SC 8 10 SO -1 -1 BV -1 -1 448.TIF 1962 3 12 18 22 SM -1 -1 SC 6 8 -1 -1 449.TIF 1962 3 19 18 22 -1 -1 -1 -1 -1 -1 450.TIF 1962 3 26 16 20 SM -1 -1 SC -1 -1 SL -1 -1 451.TIF 1962 4 2 14 16 FD -1 -1 RT -1 -1 BV -1 -1 452.TIF 1962 4 9 14 -1 RT -1 -1 -1 -1 -1 -1 453.TIF 1962 4 16 12 14 RT -1 -1 -1 -1 -1 -1 454.TIF 1962 4 23 8 12 RT -1 -1 -1 -1 -1 -1 455.TIF 1963 3 4 18 20 SM -1 -1 -1 -1 -1 -1 457.TIF 1963 3 11 16 18 SM -1 -1 -1 -1 -1 -1 458.TIF 1963 3 18 16 18 SM -1 -1 -1 -1 -1 -1 459.TIF 1963 3 25 20 23 SM -1 -1 -1 -1 -1 -1 460.TIF 1963 4 8 8 10 RT -1 -1 -1 -1 -1 -1 462.TIF 1963 4 15 6 8 RT -1 -1 -1 -1 -1 -1 463.TIF 1963 4 22 -1 -1 OW -1 -1 -1 -1 -1 -1 464.TIF 1964 3 2 8 10 FS -1 -1 -1 -1 -1 -1 466.TIF 1964 3 9 8 10 FS -1 -1 -1 -1 -1 -1 467.TIF 1964 3 16 8 10 -1 -1 -1 -1 -1 -1 468.TIF 1964 3 23 8 10 FS -1 -1 -1 -1 -1 -1 469.TIF 1964 3 30 8 10 SC 2 4 -1 -1 -1 -1 470.TIF 1964 4 6 8 12 FS -1 -1 FD -1 -1 -1 -1 471.TIF 1964 4 6 -1 -1 WI -1 -1 -1 -1 -1 -1 471.TIF HARBOR ENTRANCE 1964 4 13 -1 -1 WI -1 -1 -1 -1 -1 -1 472.TIF HARBOR ENTRANCE 1965 3 1 10 15 -1 -1 -1 -1 -1 -1 474.TIF 1965 3 8 10 15 SC 2 4 -1 -1 -1 -1 475.TIF 1965 3 15 12 18 SC -1 -1 -1 -1 -1 -1 476.TIF 1965 3 22 12 18 FS -1 -1 -1 -1 -1 -1 477.TIF 1965 3 29 15 20 FD -1 -1 FS -1 -1 SC -1 1 478.TIF 2 1965 4 5 15 20 IP -1 -1 BV -1 -1 -1 -1 479.TIF 1965 4 12 15 18 SL -1 -1 -1 -1 -1 -1 480.TIF 1965 4 19 15 -1 FS -1 -1 RF -1 -1 BV -1 -1 481.TIF 1966 2 28 10 14 -1 -1 -1 -1 -1 -1 483.TIF 1966 3 7 10 14 -1 -1 -1 -1 -1 -1 484.TIF 1966 3 14 10 12 RT -1 -1 -1 -1 -1 -1 485.TIF 1966 3 21 8 10 RT -1 -1 -1 -1 -1 -1 486.TIF 1966 3 28 10 11 -1 -1 -1 -1 -1 -1 487.TIF 1966 4 4 10 11 -1 -1 -1 -1 -1 -1 488.TIF 1967 3 6 18 -1 FS -1 -1 -1 -1 -1 -1 490.TIF 1967 3 13 20 -1 FS -1 -1 -1 -1 -1 -1 491.TIF 1967 3 20 22 -1 -1 -1 -1 -1 -1 -1 492.TIF 1967 3 27 24 -1 -1 -1 -1 -1 -1 -1 493.TIF 1967 4 3 20 -1 -1 -1 -1 -1 -1 -1 494.TIF 1967 4 10 15 -1 -1 -1 -1 -1 -1 -1 495.TIF 1967 4 17 -1 -1 OW -1 -1 -1 -1 -1 -1 496.TIF 1968 3 4 16 -1 -1 -1 -1 -1 -1 -1 520.TIF 1968 3 11 16 -1 -1 -1 -1 -1 -1 -1 497.TIF 1968 3 18 17 -1 -1 -1 -1 -1 -1 -1 498.TIF (70% ICE COVER) 1968 3 25 16 -1 SI -1 -1 -1 -1 -1 -1 499.TIF 1968 4 1 13 -1 -1 -1 -1 -1 -1 -1 500.TIF (80% ICE COVER) 1968 4 8 7 -1 -1 -1 -1 -1 -1 -1 501.TIF (80% ICE COVER) 1970 3 10 9 -1 -1 -1 -1 -1 -1 -1 511.TIF 1970 3 24 6 -1 -1 -1 -1 -1 -1 -1 513.TIF 1970 3 31 7 -1 -1 -1 -1 -1 -1 -1 514.TIF 1970 4 14 20 -1 -1 -1 -1 -1 -1 -1 516.TIF ---------------------------------------------------------------------------------------------------------- Ice thickness is in inches, -1 = no thickness reported, see report for ice conditon codes. T1 = ice thickness or part of a range if T2 is present, C1 = primary condtion of ice. T1C1 = thickness of C1 or part of range if T2C1 is presnet. C2, T1C2, T2C2, C3, T1C3, T2C3 are secondary and ternary ice conditon and condition thickness.